Home / 14,264.28-21,376.98-6,868.20

Finding the Fourth Proportional to 14,264.28, 21,376.98 and 6,868.20

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Solution

The fourth proportional to 14,264.28, 21,376.98 and 6,868.20 is: 10,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.28 : 21,376.98 = 6,868.20 : x
  2. Step 2: Convert to fraction form
    14,264.28/21,376.98 = 6,868.20/x
  3. Step 3: Cross multiply
    14,264.28x = 21,376.98 × 6,868.20
  4. Step 4: Simplify right side
    14,264.28x = 146,821,374.04
  5. Step 5: Solve for x
    x = 146,821,374.04/14,264.28
  6. Step 6: Final answer
    x = 10,292.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.